Segment Information (Reconciliation Of Label Segment Profit To Consolidated Operating Loss) (Details) (USD $) In Millions	3 Months Ended	6 Months Ended
Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Acquisition-related contingent consideration	$ (17)	$ 28	$ (19)	$ 26
Restructuring and other charges	1	(6)	(17)	(8)
Operating income	(374)	(252)	(147)	(154)
EA Brands Segment [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Net revenue before revenue deferral	1,012	863	1,518	1,380
Depreciation and amortization	(15)	(14)	(30)	(28)
Other expenses	(805)	(680)	(1,334)	(1,166)
Operating income	192	169	154	186
Other Reconciling Items to Consolidated Operating Income (Loss) [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Depreciation and amortization	(32)	(29)	(58)	(61)
Acquisition-related contingent consideration	(17)	28	(19)	26
Restructuring and other charges	1	(6)	(17)	(8)
Stock-based compensation	(43)	(43)	(81)	(90)
Other expenses	(178)	(139)	(322)	(273)
Other net revenue	22	21	40	43
Other Reconciling Items to Consolidated Operating Income (Loss) [Member] \| Online-Enabled Packaged Goods And Digital Content Revenue Deferral [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Revenue deferral	(800)	(689)	(1,050)	(1,008)
Other Reconciling Items to Consolidated Operating Income (Loss) [Member] \| Online-Enabled Packaged Goods And Digital Content Recognition Of Revenue Deferral [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Recognition of revenue deferral	$ 481	$ 436	$ 1,206	$ 1,031

Restructuring and other charges charged against earnings in the period for incurred and estimated costs, excluding asset retirement obligations, associated with exit from or disposal of business activities or restructurings pursuant to a program that is planned and controlled by management, and materially changes either the scope of a business undertaken by an entity, or the manner in which that business is conducted.

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